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DATAMP Patents by Date for October 1941
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
72,258,175----[datamp][all]
142,258,688----[datamp][all]
212,259,489-D130,015--[datamp][all]
282,260,327----[datamp][all]